20135512

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{379}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 39330000

約数和(自身を除く): 19194488

約数列:

[1, 2, 4, 8, 29, 58, 116, 229, 232, 379, 458, 758, 916, 1516, 1832, 3032, 6641, 10991, 13282, 21982, 26564, 43964, 53128, 86791, 87928, 173582, 347164, 694328, 2516939, 5033878, 10067756, 20135512]

約数ペア:

[(1, 20135512), (2, 10067756), (4, 5033878), (8, 2516939), (29, 694328), (58, 347164), (116, 173582), (229, 87928), (232, 86791), (379, 53128), (458, 43964), (758, 26564), (916, 21982), (1516, 13282), (1832, 10991), (3032, 6641)]